#ifndef _KEY_H
#define _KEY_H
#include "stm32f10x.h"
#include "./SYS/sys.h" 
#define S2 PAin(0)
#define S3 PAin(1)
#define S4 PAin(4)
#define S5 PAin(5)
void Key_Init(void);
u8 Key_GetValue(u8 stat);
#endif
